Yes, it's still being updated. OS/2eComStation 2.1 has been released by Serenity Systems International and Mensys BV. The market for eComStation may not be particularly huge, but it still has its niches here and there. Since there might be folks here that aren't in the know: eComStation is the commercial continuation of IBM's OS/2, developed to support modern hardware.

Wow, installing a boot loader into track 0, old skool. Just brought back memories of disk-based turbo loaders on the Commodore 64 that would install some code in the small area in track 0 before the main data so that the code wouldn’t take up any space from the disk’s reported capacity.